The spatial resolution of the current state of the art satellite images have pixels the size of a person's head. They're taking photos from a very, very long wa

The spatial resolution of the current state of the art satellite images have pixels the size of a person's head. They're taking photos from a very, very long way away. And even if they resolved that particular problem, most people would struggle to recognise most other people by looking only at the top of their head and shoulders from almost directly above...